The following figure shows the three gears, which work in tandem. That means when anyone of the gears rotates, all other gears will also rotate. One gear has 36 teeth, another one has 25 teeth and the third one has 30 teeth. Though the number of teeth is not shown correctly in the given figure.

The gears are now in starting position. If you start turning them and continue to turn them, eventually all three will end up at their starting positions. Each gear makesx,y,z complete turns in order to have all three in their starting position. What is the value of x+y+z?

Options

A. 91
B. 11
C. 30
D. 900

Answer

A